<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
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  <body>
    <div id="box">hello box</div>
    <script>
      
      const box = document.getElementById("box");
      const pos = box.getBoundingClientRect();

      console.log(pos);
    </script>
  </body>
</html>
